We describe searches for B meson decays to the charmless vector-vector final states omega K-*, omega rho, omega omega, and omega phi with 233x10(6) B anti-B pairs produced in e(+)e(-) B anti-B annihilation at root s=10.58 GeV. We also search for the vector-scalar B decay to omega f(0). We measure the following branching fractions in units of 10(-6): B(B0 ->omega K*0)=2.4 +/- 1.1 +/- 0.7 (< 4.2), B(B+ -> omega K*+)=0.6(-1.2-0.9)(+1.4+1.1) (< 3.4), B(B0 ->omega rho0)=-0.6 +/- 0.7(-0.3)(+0.8) (< 1.5), B(B+ ->omega rho+)=10.6 +/- 2.1(-1.0)(+1.6), B(B0 -> omega omega)=1.8(-0.9)(+1.3)+/- 0.4 (< 4.0), B(B0 -> omega phi)=0.1 +/- 0.5 +/- 0.1 (< 1.2), and B(B0 -> omega f(0))=0.9 +/- 0.4(-0.1)(+0.2) (< 1.5). In each case the first error quoted is statistical, the second systematic, and the upper limits are defined at the 90% confidence level. For B+ ->omega rho+ decays we also measure the longitudinal spin component f_L=0.82 +/- 0.11 +/- 0.02 and the charge asymmetry A_CP=0.04 +/- 0.18 +/- 0.02.

B meson decays to omega K*, omega p, omega omega, omega phi, and omega f(0) / B. AUBERT, R. BARATE, M. BONA, D. BOUTIGNY, F. COUDERC, Y. KARYOTAKIS, J.P. LEES, V. POIREAU, V. TISSERAND, A. ZGHICHE, E. GRAUGES, A. PALANO, J.C. CHEN, N.D. QI, G. RONG, P. WANG, Y.S. ZHU, G. EIGEN, I. OFTE, B. STUGU, G.S. ABRAMS, M. BATTAGLIA, D.N. BROWN, J. BUTTON-SHAFER, R.N. CAHN, E. CHARLES, M.S. GILL, Y. GROYSMAN, R.G. JACOBSEN, J.A. KADYK, L.T. KERTH, Y.G. KOLOMENSKY, G. KUKARTSEV, G. LYNCH, L.M. MIR, P.J. ODDONE, T.J. ORIMOTO, M. PRIPSTEIN, N.A. ROE, M.T. RONAN, W.A. WENZEL, M. BARRETT, K.E. FORD, T.J. HARRISON, A.J. HART, C.M. HAWKES, S.E. MORGAN, A.T. WATSON, K. GOETZEN, T. HELD, H. KOCH, B. LEWANDOWSKI, M. PELIZAEUS, K. PETERS, T. SCHROEDER, M. STEINKE, J.T. BOYD, J.P. BURKE, W.N. COTTINGHAM, D. WALKER, T. CUHADAR-DONSZELMANN, B.G. FULSOM, C. HEARTY, N.S. KNECHT, T.S. MATTISON, J.A. MCKENNA, A. KHAN, P. KYBERD, M. SALEEM, L. TEODORESCU, V.E. BLINOV, A.D. BUKIN, V.P. DRUZHININ, V.B. GOLUBEV, A.P. ONUCHIN, S.I. SEREDNYAKOV, Y.I. SKOVPEN, E.P. SOLODOV, K.Y. TODYSHEV, D.S. BEST, M. BONDIOLI, M. BRUINSMA, M. CHAO, S. CURRY, I. ESCHRICH, D. KIRKBY, A.J. LANKFORD, P. LUND, M. MANDELKERN, R.K. MOMMSEN, W. ROETHEL, D.P. STOKER, S. ABACHI, C. BUCHANAN, S.D. FOULKES, J.W. GARY, O. LONG, B.C. SHEN, K. WANG, L. ZHANG, H.K. HADAVAND, E.J. HILL, H.P. PAAR, S. RAHATLOU, V. SHARMA, J.W. BERRYHILL, C. CAMPAGNARI, A. CUNHA, B. DAHMES, T.M. HONG, D. KOVALSKYI, J.D. RICHMAN, T.W. BECK, A.M. EISNER, C.J. FLACCO, C.A. HEUSCH, J. KROSEBERG, W.S. LOCKMAN, G. NESOM, T. SCHALK, B.A. SCHUMM, A. SEIDEN, P. SPRADLIN, D.C. WILLIAMS, M.G. WILSON, J. ALBERT, E. CHEN, D. DOLL, A. DVORETSKII, D.G. HITLIN, I. NARSKY, T. PIATENKO, F.C. PORTER, A. RYD, A. SAMUEL, R. ANDREASSEN, G. MANCINELLI, B.T. MEADOWS, M.D. SOKOLOFF, F. BLANC, P.C. BLOOM, S. CHEN, W.T. FORD, J.F. HIRSCHAUER, A. KREISEL, U. NAUENBERG, A. OLIVAS, W.O. RUDDICK, J.G. SMITH, K.A. ULMER, S.R. WAGNER, J. ZHANG, A. CHEN, E.A. ECKHART, A. SOFFER, W.H. 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B meson decays to omega K*, omega p, omega omega, omega phi, and omega f(0)

A. LAZZARO;V. LOMBARDO;F. PALOMBO;N. NERI;
2006

Abstract

We describe searches for B meson decays to the charmless vector-vector final states omega K-*, omega rho, omega omega, and omega phi with 233x10(6) B anti-B pairs produced in e(+)e(-) B anti-B annihilation at root s=10.58 GeV. We also search for the vector-scalar B decay to omega f(0). We measure the following branching fractions in units of 10(-6): B(B0 ->omega K*0)=2.4 +/- 1.1 +/- 0.7 (< 4.2), B(B+ -> omega K*+)=0.6(-1.2-0.9)(+1.4+1.1) (< 3.4), B(B0 ->omega rho0)=-0.6 +/- 0.7(-0.3)(+0.8) (< 1.5), B(B+ ->omega rho+)=10.6 +/- 2.1(-1.0)(+1.6), B(B0 -> omega omega)=1.8(-0.9)(+1.3)+/- 0.4 (< 4.0), B(B0 -> omega phi)=0.1 +/- 0.5 +/- 0.1 (< 1.2), and B(B0 -> omega f(0))=0.9 +/- 0.4(-0.1)(+0.2) (< 1.5). In each case the first error quoted is statistical, the second systematic, and the upper limits are defined at the 90% confidence level. For B+ ->omega rho+ decays we also measure the longitudinal spin component f_L=0.82 +/- 0.11 +/- 0.02 and the charge asymmetry A_CP=0.04 +/- 0.18 +/- 0.02.
B mesons ; CP invariance ; meson hadronic decay ; meson spin
Settore FIS/01 - Fisica Sperimentale
2006
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/2434/22557
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